/Engine/Source/Runtime/WebBrowser/Public/WebBrowserModule.h
Customize initialization settings. You must call this before the first GetSingleton call, in order to override init settings.
true if the settings were used to initialize the singleton. False if the call was ignored due to singleton already existing.
bool CustomInitialize ( const [FWebBrowserInitSettings](API\Runtime\WebBrowser\FWebBrowserInitSettings) & WebBrowserInitSettings )